forked to background, child pid 3048 no interfaces have a carrier [ 65.119072][ T3049] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.148577][ T3049] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.103' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 88.422291][ T7] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 88.432621][ T114] usb 2-1: new high-speed USB device number 2 using dummy_hcd [ 88.442278][ T25] usb 5-1: new high-speed USB device number 2 using dummy_hcd [ 88.452299][ T19] usb 6-1: new high-speed USB device number 2 using dummy_hcd [ 88.462953][ T3486] usb 4-1: new high-speed USB device number 2 using dummy_hcd [ 88.470856][ T5] usb 3-1: new high-speed USB device number 2 using dummy_hcd [ 88.802405][ T25] usb 5-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 88.811855][ T25] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.821567][ T19] usb 6-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 88.823773][ T7] usb 1-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 88.830858][ T19] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.840129][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.852596][ T25] usb 5-1: config 0 descriptor?? [ 88.858214][ T114] usb 2-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 88.870389][ T114] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.873400][ T19] usb 6-1: config 0 descriptor?? [ 88.887109][ T114] usb 2-1: config 0 descriptor?? [ 88.893815][ T5] usb 3-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 88.903333][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.913732][ T3486] usb 4-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 88.923145][ T3486] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 88.946309][ T7] usb 1-1: config 0 descriptor?? [ 88.956540][ T3486] usb 4-1: config 0 descriptor?? [ 88.965530][ T5] usb 3-1: config 0 descriptor?? executing program executing program [ 91.353148][ T25] asix 5-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 91.363639][ T25] asix: probe of 5-1:0.0 failed with error -71 [ 91.392519][ T19] asix 6-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 executing program [ 91.403253][ T19] asix: probe of 6-1:0.0 failed with error -71 [ 91.456951][ T25] usb 5-1: USB disconnect, device number 2 [ 91.457936][ T114] asix 2-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 91.468506][ T19] usb 6-1: USB disconnect, device number 2 [ 91.474160][ T114] asix: probe of 2-1:0.0 failed with error -71 [ 91.495614][ T5] asix 3-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 executing program [ 91.506293][ T5] asix: probe of 3-1:0.0 failed with error -71 executing program executing program [ 91.527743][ T3486] asix 4-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 91.538226][ T3486] asix: probe of 4-1:0.0 failed with error -71 [ 91.548344][ T7] asix 1-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 91.558763][ T7] asix: probe of 1-1:0.0 failed with error -71 [ 91.600942][ T114] usb 2-1: USB disconnect, device number 2 [ 91.619187][ T5] usb 3-1: USB disconnect, device number 2 [ 91.644710][ T3486] usb 4-1: USB disconnect, device number 2 [ 91.714932][ T7] usb 1-1: USB disconnect, device number 2 [ 91.872257][ T25] usb 5-1: new high-speed USB device number 3 using dummy_hcd [ 91.962365][ T19] usb 6-1: new high-speed USB device number 3 using dummy_hcd [ 92.012427][ T5] usb 3-1: new high-speed USB device number 3 using dummy_hcd [ 92.020297][ T114] usb 2-1: new high-speed USB device number 3 using dummy_hcd [ 92.042580][ T3486] usb 4-1: new high-speed USB device number 3 using dummy_hcd [ 92.152210][ T7] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 92.232959][ T25] usb 5-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 92.242632][ T25] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 92.255104][ T25] usb 5-1: config 0 descriptor?? [ 92.332637][ T19] usb 6-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 92.342197][ T19] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 92.353670][ T19] usb 6-1: config 0 descriptor?? [ 92.403266][ T114] usb 2-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 92.412880][ T114] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 92.422440][ T5] usb 3-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 92.432149][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 92.442547][ T3486] usb 4-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 92.451757][ T3486] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 92.463577][ T3486] usb 4-1: config 0 descriptor?? [ 92.472510][ T114] usb 2-1: config 0 descriptor?? [ 92.485234][ T5] usb 3-1: config 0 descriptor?? [ 92.592877][ T7] usb 1-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 92.602323][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 92.614545][ T7] usb 1-1: config 0 descriptor?? executing program [ 94.752925][ T25] asix 5-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 94.763364][ T25] asix: probe of 5-1:0.0 failed with error -71 [ 94.777966][ T25] usb 5-1: USB disconnect, device number 3 executing program [ 94.844571][ C0] hrtimer: interrupt took 285593 ns [ 94.862903][ T19] asix 6-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 94.873527][ T19] asix: probe of 6-1:0.0 failed with error -71 [ 94.888107][ T19] usb 6-1: USB disconnect, device number 3 executing program executing program executing program [ 94.982797][ T5] asix 3-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 94.994453][ T5] asix: probe of 3-1:0.0 failed with error -71 [ 95.009175][ T114] asix 2-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 95.020358][ T114] asix: probe of 2-1:0.0 failed with error -71 [ 95.033664][ T3486] asix 4-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 95.043950][ T3486] asix: probe of 4-1:0.0 failed with error -71 [ 95.091457][ T114] usb 2-1: USB disconnect, device number 3 [ 95.101449][ T5] usb 3-1: USB disconnect, device number 3 [ 95.125081][ T3486] usb 4-1: USB disconnect, device number 3 [ 95.133381][ T25] usb 5-1: new high-speed USB device number 4 using dummy_hcd [ 95.142855][ T123] cfg80211: failed to load regulatory.db executing program [ 95.185583][ T7] asix 1-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 95.196296][ T7] asix: probe of 1-1:0.0 failed with error -71 [ 95.242367][ T19] usb 6-1: new high-speed USB device number 4 using dummy_hcd [ 95.252818][ T7] usb 1-1: USB disconnect, device number 3 [ 95.492877][ T25] usb 5-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 95.502508][ T25] usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 95.514033][ T25] usb 5-1: config 0 descriptor?? [ 95.542644][ T114] usb 2-1: new high-speed USB device number 4 using dummy_hcd [ 95.550457][ T5] usb 3-1: new high-speed USB device number 4 using dummy_hcd [ 95.592939][ T3486] usb 4-1: new high-speed USB device number 4 using dummy_hcd [ 95.602934][ T19] usb 6-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 95.612319][ T19] usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 95.623730][ T19] usb 6-1: config 0 descriptor?? [ 95.643105][ T7] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 95.953531][ T5] usb 3-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 95.962908][ T5] usb 3-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 95.972498][ T114] usb 2-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 95.981706][ T114] usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 95.993357][ T114] usb 2-1: config 0 descriptor?? [ 96.002564][ T5] usb 3-1: config 0 descriptor?? [ 96.032766][ T7] usb 1-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 96.042926][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 96.052424][ T3486] usb 4-1: New USB device found, idVendor=17ef, idProduct=7203, bcdDevice=e1.dd [ 96.061609][ T3486] usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 96.076733][ T3486] usb 4-1: config 0 descriptor?? [ 96.084075][ T7] usb 1-1: config 0 descriptor?? executing program [ 98.022875][ T25] asix 5-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 98.033508][ T25] asix: probe of 5-1:0.0 failed with error -71 [ 98.047737][ T25] usb 5-1: USB disconnect, device number 4 executing program [ 98.142646][ T19] asix 6-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 98.153131][ T19] asix: probe of 6-1:0.0 failed with error -71 [ 98.167621][ T19] usb 6-1: USB disconnect, device number 4 executing program [ 98.422372][ T25] usb 5-1: new high-speed USB device number 5 using dummy_hcd executing program [ 98.482600][ T114] asix 2-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 98.493964][ T114] asix: probe of 2-1:0.0 failed with error -71 [ 98.516534][ T114] usb 2-1: USB disconnect, device number 4 executing program [ 98.526338][ T5] asix 3-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 98.537069][ T5] asix: probe of 3-1:0.0 failed with error -71 [ 98.553060][ T19] usb 6-1: new high-speed USB device number 5 using dummy_hcd [ 98.564586][ T5] usb 3-1: USB disconnect, device number 4 [ 98.592773][ T3486] asix 4-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 98.603446][ T3486] asix: probe of 4-1:0.0 failed with error -71 [ 98.632653][ T7] asix 1-1:0.0 (unnamed net_device) (uninitialized): Failed to write reg index 0x0000: -71 executing program [ 98.643039][ T7] asix 1-1:0.0 (unnamed net_device) (uninitialized): Failed to enable software MII access [ 98.669563][ T3486] usb 4-1: USB disconnect, device number 4 [ 98.703377][ T7] asix 1-1:0.0 (unnamed net_device) (uninitialized): Failed to read reg index 0x0000: -71 [ 98.714158][ T7] ===================================================== [ 98.721241][ T7] BUG: KMSAN: uninit-value in asix_mdio_read_nopm+0x57b/0xa80 [ 98.728869][ T7] asix_mdio_read_nopm+0x57b/0xa80 [ 98.734047][ T7] ax88772a_hw_reset+0x83c/0x12e0 [ 98.739134][ T7] ax88772_bind+0x750/0x1770 [ 98.743782][ T7] usbnet_probe+0x1251/0x4160 [ 98.748546][ T7] usb_probe_interface+0xf19/0x1600 [ 98.753921][ T7] really_probe+0x653/0x14b0 [ 98.758579][ T7] __driver_probe_device+0x3e9/0x530 [ 98.763903][ T7] __device_attach_driver+0x79f/0x1120 [ 98.769420][ T7] bus_for_each_drv+0x2d6/0x3f0 [ 98.774317][ T7] __device_attach+0x593/0x8e0 [ 98.779148][ T7] device_initial_probe+0x4a/0x60 [ 98.784244][ T7] bus_probe_device+0x17b/0x3e0 [ 98.789235][ T7] device_add+0x1fff/0x26e0 [ 98.793815][ T7] usb_set_configuration+0x37e9/0x3ed0 [ 98.799408][ T7] usb_generic_driver_probe+0x13c/0x300 [ 98.805076][ T7] usb_probe_device+0x309/0x570 [ 98.810155][ T7] really_probe+0x653/0x14b0 [ 98.814793][ T7] __driver_probe_device+0x3e9/0x530 [ 98.820151][ T7] __device_attach_driver+0x79f/0x1120 [ 98.826017][ T7] bus_for_each_drv+0x2d6/0x3f0 [ 98.831090][ T7] __device_attach+0x593/0x8e0 [ 98.836008][ T7] device_initial_probe+0x4a/0x60 [ 98.841147][ T7] bus_probe_device+0x17b/0x3e0 [ 98.846186][ T7] device_add+0x1fff/0x26e0 [ 98.850760][ T7] usb_new_device+0x1b8e/0x2950 [ 98.855665][ T7] hub_event+0x58e3/0x89e0 [ 98.860144][ T7] process_one_work+0xdb6/0x1820 [ 98.865112][ T7] worker_thread+0x172c/0x21e0 [ 98.870012][ T7] kthread+0x3c7/0x500 [ 98.874150][ T7] ret_from_fork+0x1f/0x30 [ 98.878728][ T7] [ 98.881091][ T7] Local variable smsr.i created at: [ 98.886677][ T7] asix_mdio_read_nopm+0xb6/0xa80 [ 98.891945][ T7] ax88772a_hw_reset+0x83c/0x12e0 [ 98.897021][ T7] [ 98.899362][ T7] CPU: 0 PID: 7 Comm: kworker/0:1 Not tainted 5.17.0-rc4-syzkaller #0 [ 98.907557][ T7] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.917665][ T7] Workqueue: usb_hub_wq hub_event [ 98.922747][ T7] ===================================================== [ 98.929790][ T7] Disabling lock debugging due to kernel taint [ 98.936132][ T7] Kernel panic - not syncing: kmsan.panic set ... [ 98.942586][ T7] CPU: 0 PID: 7 Comm: kworker/0:1 Tainted: G B 5.17.0-rc4-syzkaller #0 [ 98.952267][ T7] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 98.962349][ T7] Workqueue: usb_hub_wq hub_event [ 98.967411][ T7] Call Trace: [ 98.970827][ T7] [ 98.973899][ T7] dump_stack_lvl+0x1ff/0x28e [ 98.978738][ T7] dump_stack+0x25/0x28 [ 98.982962][ T7] panic+0x487/0xe1f [ 98.986923][ T7] ? add_taint+0x181/0x210 [ 98.991498][ T7] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 98.997376][ T7] kmsan_report+0x2e6/0x2f0 [ 99.002040][ T7] ? __msan_warning+0xb8/0x130 [ 99.006949][ T7] ? asix_mdio_read_nopm+0x57b/0xa80 [ 99.012419][ T7] ? ax88772a_hw_reset+0x83c/0x12e0 [ 99.017778][ T7] ? ax88772_bind+0x750/0x1770 [ 99.022601][ T7] ? usbnet_probe+0x1251/0x4160 [ 99.027638][ T7] ? usb_probe_interface+0xf19/0x1600 [ 99.033215][ T7] ? really_probe+0x653/0x14b0 [ 99.038043][ T7] ? __driver_probe_device+0x3e9/0x530 [ 99.043570][ T7] ? __device_attach_driver+0x79f/0x1120 [ 99.049458][ T7] ? bus_for_each_drv+0x2d6/0x3f0 [ 99.054779][ T7] ? __device_attach+0x593/0x8e0 [ 99.059882][ T7] ? device_initial_probe+0x4a/0x60 [ 99.065139][ T7] ? bus_probe_device+0x17b/0x3e0 [ 99.070215][ T7] ? device_add+0x1fff/0x26e0 [ 99.074955][ T7] ? usb_set_configuration+0x37e9/0x3ed0 [ 99.080831][ T7] ? usb_generic_driver_probe+0x13c/0x300 [ 99.086665][ T7] ? usb_probe_device+0x309/0x570 [ 99.091902][ T7] ? really_probe+0x653/0x14b0 [ 99.096820][ T7] ? __driver_probe_device+0x3e9/0x530 [ 99.102324][ T7] ? __device_attach_driver+0x79f/0x1120 [ 99.108040][ T7] ? bus_for_each_drv+0x2d6/0x3f0 [ 99.113125][ T7] ? __device_attach+0x593/0x8e0 [ 99.118260][ T7] ? device_initial_probe+0x4a/0x60 [ 99.123501][ T7] ? bus_probe_device+0x17b/0x3e0 [ 99.128586][ T7] ? device_add+0x1fff/0x26e0 [ 99.133321][ T7] ? usb_new_device+0x1b8e/0x2950 [ 99.138504][ T7] ? hub_event+0x58e3/0x89e0 [ 99.143153][ T7] ? process_one_work+0xdb6/0x1820 [ 99.148663][ T7] ? worker_thread+0x172c/0x21e0 [ 99.153654][ T7] ? kthread+0x3c7/0x500 [ 99.159001][ T7] ? ret_from_fork+0x1f/0x30 [ 99.163869][ T7] ? netdev_warn+0x1ea/0x22f [ 99.168660][ T7] ? kmsan_get_metadata+0x33/0x220 [ 99.174100][ T7] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.179986][ T7] __msan_warning+0xb8/0x130 [ 99.184719][ T7] asix_mdio_read_nopm+0x57b/0xa80 [ 99.190008][ T7] ax88772a_hw_reset+0x83c/0x12e0 [ 99.195377][ T7] ? asix_read_cmd+0x1c9/0x2c0 [ 99.200268][ T7] ax88772_bind+0x750/0x1770 [ 99.205013][ T7] ? ax88178_change_mtu+0x730/0x730 [ 99.210273][ T7] usbnet_probe+0x1251/0x4160 [ 99.215282][ T7] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.221178][ T7] ? kmsan_get_metadata+0x33/0x220 [ 99.226339][ T7] ? kmsan_internal_set_shadow_origin+0x5e/0xc0 [ 99.232994][ T7] ? usbnet_disconnect+0x6c0/0x6c0 [ 99.238180][ T7] usb_probe_interface+0xf19/0x1600 [ 99.243462][ T7] ? usb_register_driver+0x900/0x900 [ 99.248817][ T7] really_probe+0x653/0x14b0 [ 99.253475][ T7] __driver_probe_device+0x3e9/0x530 [ 99.258877][ T7] __device_attach_driver+0x79f/0x1120 [ 99.264404][ T7] bus_for_each_drv+0x2d6/0x3f0 [ 99.269406][ T7] ? deferred_probe_work_func+0x4c0/0x4c0 [ 99.275357][ T7] __device_attach+0x593/0x8e0 [ 99.280375][ T7] ? btf_func_check_meta+0x1a1/0x8d0 [ 99.285801][ T7] device_initial_probe+0x4a/0x60 [ 99.290895][ T7] bus_probe_device+0x17b/0x3e0 [ 99.296618][ T7] device_add+0x1fff/0x26e0 [ 99.301295][ T7] usb_set_configuration+0x37e9/0x3ed0 [ 99.307191][ T7] ? usb_set_configuration+0xb11/0x3ed0 [ 99.312959][ T7] ? usb_choose_configuration+0xcbb/0xf90 [ 99.318766][ T7] usb_generic_driver_probe+0x13c/0x300 [ 99.324488][ T7] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.330604][ T7] ? usb_choose_configuration+0xf90/0xf90 [ 99.336491][ T7] usb_probe_device+0x309/0x570 [ 99.341425][ T7] ? kmsan_get_metadata+0x33/0x220 [ 99.346814][ T7] ? usb_register_device_driver+0x580/0x580 [ 99.352788][ T7] really_probe+0x653/0x14b0 [ 99.357457][ T7] __driver_probe_device+0x3e9/0x530 [ 99.362964][ T7] __device_attach_driver+0x79f/0x1120 [ 99.368511][ T7] bus_for_each_drv+0x2d6/0x3f0 [ 99.373457][ T7] ? deferred_probe_work_func+0x4c0/0x4c0 [ 99.379245][ T7] __device_attach+0x593/0x8e0 [ 99.384058][ T7] ? btf_func_check_meta+0x1a1/0x8d0 [ 99.389571][ T7] device_initial_probe+0x4a/0x60 [ 99.394653][ T7] bus_probe_device+0x17b/0x3e0 [ 99.399587][ T7] device_add+0x1fff/0x26e0 [ 99.404185][ T7] usb_new_device+0x1b8e/0x2950 [ 99.409085][ T7] hub_event+0x58e3/0x89e0 [ 99.414550][ T7] ? kmsan_get_metadata+0x33/0x220 [ 99.419741][ T7] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.425623][ T7] ? led_work+0x7b0/0x7b0 [ 99.430008][ T7] process_one_work+0xdb6/0x1820 [ 99.435101][ T7] worker_thread+0x172c/0x21e0 [ 99.439927][ T7] kthread+0x3c7/0x500 [ 99.444048][ T7] ? worker_clr_flags+0x370/0x370 [ 99.449126][ T7] ? kthread_blkcg+0x120/0x120 [ 99.454136][ T7] ret_from_fork+0x1f/0x30 [ 99.458597][ T7] [ 99.461831][ T7] Kernel Offset: disabled [ 99.466264][ T7] Rebooting in 86400 seconds..